4 ms·In practice it's optimized to a 2 step process, since step 3 almost never triggers.by alisonkisk 6y agoIn practice it's optimized to a 2 step process, since step 3 almost never triggers.klipt 6y agoRelevant https://xkcd.com/927/ https://xkcd.com/927/marcyb5st 6y agoFair enough